Test was looking trying to assure that English names for time units are the...

Test was looking trying to assure that English names for time units are the same as foreignin. That was causing problems while I was building Openfire and units were named in Polish (e.g. second - sekunda). (#925)

src/test/java/org/jivesoftware/util/StringUtilsTest.java

@@ -5,10 +5,18 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertThat;
 import static org.junit.Assert.fail;
 
+import java.util.Locale;
+
+import org.junit.Before;
 import org.junit.Test;
 
 public class StringUtilsTest {
     
+    @Before
+    public void setUp() {
+        JiveGlobals.setLocale(Locale.ENGLISH);
+    }
+    
     @Test
     public void testValidDomainNames() {